BR7701338A - SCREW OF TYPE OF SCREWS - Google Patents

SCREW OF TYPE OF SCREWS

Info

Publication number
BR7701338A
BR7701338A BR7701338A BR7701338A BR7701338A BR 7701338 A BR7701338 A BR 7701338A BR 7701338 A BR7701338 A BR 7701338A BR 7701338 A BR7701338 A BR 7701338A BR 7701338 A BR7701338 A BR 7701338A
Authority
BR
Brazil
Prior art keywords
screws
screw
type
Prior art date
Application number
BR7701338A
Other languages
Portuguese (pt)
Inventor
C Renfroe
Original Assignee
Renfroe & Sons Inc J
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Renfroe & Sons Inc J filed Critical Renfroe & Sons Inc J
Publication of BR7701338A publication Critical patent/BR7701338A/en

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B66—HOISTING; LIFTING; HAULING
    • B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
    • B66C1/00—Load-engaging elements or devices attached to lifting or lowering gear of cranes or adapted for connection therewith for transmitting lifting forces to articles or groups of articles
    • B66C1/10—Load-engaging elements or devices attached to lifting or lowering gear of cranes or adapted for connection therewith for transmitting lifting forces to articles or groups of articles by mechanical means
    • B66C1/42—Gripping members engaging only the external or internal surfaces of the articles
    • B66C1/44—Gripping members engaging only the external or internal surfaces of the articles and applying frictional forces
    • B66C1/48—Gripping members engaging only the external or internal surfaces of the articles and applying frictional forces to vertical edge portions of sheets, tubes, or like thin or thin-walled articles

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Load-Engaging Elements For Cranes (AREA)
  • Clamps And Clips (AREA)
BR7701338A 1976-03-04 1977-03-04 SCREW OF TYPE OF SCREWS BR7701338A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US66404376A 1976-03-04 1976-03-04
US05/765,376 US4183571A (en) 1976-03-04 1977-02-03 Screw-type lifting clamp

Publications (1)

Publication Number Publication Date
BR7701338A true BR7701338A (en) 1977-12-20

Family

ID=27098871

Family Applications (1)

Application Number Title Priority Date Filing Date
BR7701338A BR7701338A (en) 1976-03-04 1977-03-04 SCREW OF TYPE OF SCREWS

Country Status (10)

Country Link
US (1) US4183571A (en)
JP (1) JPS52141951A (en)
AU (1) AU504883B2 (en)
BR (1) BR7701338A (en)
CA (1) CA1071262A (en)
DE (1) DE2709272C2 (en)
FR (1) FR2342937A1 (en)
GB (1) GB1572741A (en)
IT (1) IT1076020B (en)
NL (1) NL174032C (en)

Families Citing this family (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4491358A (en) * 1982-04-21 1985-01-01 Edison International, Inc. Clamp
US4471859A (en) * 1982-06-07 1984-09-18 Eaton Corporation Drum brake
DE3423314A1 (en) * 1984-06-23 1986-01-02 Pfeifer Seil- Und Hebetechnik Gmbh & Co, 8940 Memmingen LIFTING CLAMP
US4850630A (en) * 1986-01-14 1989-07-25 J.C. Renfroe & Sons, Inc. Clamp with movable jaw structure
DE8812717U1 (en) * 1988-10-11 1988-11-24 Carl Stahl GmbH Seil + Hebetechnik, 7334 Süssen Lifting clamp
US5255950A (en) * 1991-11-08 1993-10-26 J.C. Renfroe And Sons, Inc. Clamp with freely rotatable coupling and associated method of rotatably manipulating a structural member
GB2316119B (en) * 1996-08-02 2001-02-07 Riley Clamping devices
IT243371Y1 (en) 1997-08-26 2002-03-04 Alessandro Garioni DEVICE FOR THE ATTACHMENT OF THE PIECES IN PARTICULAR OF CIRCUITS PRINTED ON TRANSPORT LINES PRESENT IN TUNNEL OVENS OR SIMILAR.
US6748830B1 (en) * 1999-12-13 2004-06-15 Swanstrom Tools Usa, Inc. Threaded gripping bar pliers insert
US8714537B2 (en) * 2006-11-21 2014-05-06 Otis Elevator Company Lifting device clamp having a curvilinear surface
US20090183443A1 (en) * 2008-01-21 2009-07-23 Osborn Eric C Universal structural attachment for seismic brace
US8353486B2 (en) * 2008-01-21 2013-01-15 Erico International Corporation Lateral seismic brace
US7819448B2 (en) * 2008-03-03 2010-10-26 Cooper Brands, Inc. Plate lifting clamp
CN105415007B (en) * 2015-12-11 2017-08-25 昌河飞机工业（集团）有限责任公司 A kind of adjustable double-sided compression device
US10981261B2 (en) * 2017-07-13 2021-04-20 Indian Springs Mfg. Co. Inc. Container clamp assembly
CN207104182U (en) * 2017-08-29 2018-03-16 广船国际有限公司 One kind is without card code assembly tooling
DE102017011810A1 (en) * 2017-12-20 2019-06-27 Gks Stahl- Und Maschinenbau Gmbh lifting clamp
KR102561117B1 (en) * 2021-10-28 2023-07-28 김종탁 Clamps for sandwich panels

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB579950A (en) * 1944-06-10 1946-08-21 Gavin Meikle North Improved grab
US2548401A (en) * 1948-11-12 1951-04-10 Joseph W Sherwood Clamping device
US2792731A (en) * 1955-03-04 1957-05-21 Turner William Vise jaw having reversible workengaging plate
DE1126098B (en) * 1958-05-24 1962-03-22 Iaweseria Ag Transport claw
US3120046A (en) * 1961-11-15 1964-02-04 Chicago Bridge & Iron Co Non-marking clamp
US3178219A (en) * 1962-06-27 1965-04-13 Renfroe & Sons J C Erection clamp
US3167343A (en) * 1963-09-06 1965-01-26 Raymond L Renfroe Erection clamp
US3269766A (en) * 1964-10-05 1966-08-30 Merrill Brothers Screw clamp with a head having a reverse-acting and renewable gripping surface
US3403901A (en) * 1965-09-02 1968-10-01 Servadio Robert Screw clamp
GB1148224A (en) * 1967-07-03 1969-04-10 Hebezeugewerk Treffurt Veb Gripping device for plates or the like
NL7003662A (en) * 1970-03-13 1971-09-15
JPS5324720Y2 (en) * 1973-02-05 1978-06-24
JPS52181B2 (en) * 1974-05-16 1977-01-06

Also Published As

Publication number Publication date
FR2342937A1 (en) 1977-09-30
FR2342937B1 (en) 1982-11-12
GB1572741A (en) 1980-08-06
AU504883B2 (en) 1979-11-01
IT1076020B (en) 1985-04-22
AU2288277A (en) 1978-09-07
NL174032B (en) 1983-11-16
US4183571A (en) 1980-01-15
JPS52141951A (en) 1977-11-26
NL7702265A (en) 1977-09-06
CA1071262A (en) 1980-02-05
DE2709272C2 (en) 1983-03-10
DE2709272A1 (en) 1977-09-15
NL174032C (en) 1984-04-16
JPS5515397B2 (en) 1980-04-23

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